The adult waterbed perfectly combines technology and comfort to bring you an unprecedented sleeping experience. In the fast-paced modern life, our requirements for sleep quality are getting higher and higher. In order to meet your needs, we have made this smart heated and constant temperature water bed mattress that combines functionality and practicality. Constant Temperature Foldable Waterbed Set Product List 1*water mattress, 1*repair kit, 1*33 ft water pipe, 1*thermostat There are more sizes for you to choose from! Excellent Quality This water bed is made of high-quality thickened PVC material, which has good properties such as durability, softness and elasticity. At the same time, the thick water mattress can perfectly support your waist, allowing you to have a good night's sleep. Comfortable Sleep The water mattress can evenly distribute pressure according to the weight of the human body, helping to relieve physical fatigue and pain, and has a certain massage effect, allowing you to enjoy a comfortable sleep experience. Warm in Winter and Cool in Summer The water mattress has the functions of being cool in the summer and being warm in the winter and cool in the summer with constant temperature heating in the winter. The temperature can be adjusted and set, and the temperature is automatically constant, allowing you to enjoy a cool or warm bed 24 hours a day. Adjustable mattress thickness - fill with water according to your needs Adjust the softness, hardness and shaking degree of the water bed mattress through the amount of water injected, allowing you to sleep comfortably. If you are used to sleeping on a hard bed, you can put a water mattress on an ordinary mattress and inject 1 to 2 inches of water, which is equivalent to an 8-inch thickness of an ordinary mattress, but warm water can wrap the body; fill 2.5-3.5 inches of water Water, you can enjoy the floating feeling and various functions of water, suitable for people who sleep on soft beds. Safe and energy-saving external thermostatic heating panel - adjust mattress temperature to your needs The heating plate is made of waterproof sealing material and is an external heating method, which is very safe and will not come into contact with the water in the waterbed. The constant-temperature heating plate keeps the water in the water mattress at a comfortable temperature that you set and adjust, but it does not consume electricity all the time. The heating function is only activated when the temperature is lower than the set temperature. After setting the temperature, it will switch to constant temperature mode. Our constant-temperature heated water mattress, which is warm in winter and cool in summer, is designed to provide you with a perfect sleeping experience and is suitable for different groups of people. The smooth surface and waterproof cover of the water mattress are clean and safe, and are suitable for people with allergies. The constant temperature setting is not make you feel too hot and suitable for the elderly constitution. It relaxes muscles and promotes blood circulation. It is suitable for people with waist and back pain. Relieve pain and release stress, suitable for people with insomnia.